Printer 4-Color: Uneven Density In Fd - Minolta CF2002 Service Manual

(29) Printer 4-Color: uneven density in FD

<Troubleshooting Procedure>
Section Step
Image 1 Fingerprints, oil, or other for-
Transfer eign matter is evident on the
Belt Unit Image Transfer Belt.
2 Image Transfer Belt is dirty or
scratched.
3 Terminal is dirty.
Image 4 Image Transfer Roller is
Transfer installed properly.
Roller Unit
5 Image Transfer Roller is dirty
or scratched.
6 The problem has been elimi-
nated through the checks of
steps up to 5.
<Typical Faulty Images>
4011T031AA
Check Item
T-106
4011T042AA
Result Action
YES Clean with specified solvent.
(See DIS/REASSEMBLY,
ADJUSTMENT.)
YES Clean dirty belt with a soft
cloth.
Change Image Transfer Belt
Unit if belt is damaged.
YES Clean.
NO Reinstall.
YES Change Image Transfer Roller
Unit.
NO Change Image Transfer Roller
Unit.
Change Image Transfer Belt
Unit.